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Introduce the characteristics and the Bailey

  • Release time:2017-08-09
  • Publisher: Baidu Wenku
  • source: Baidu Wenku
  The development of Bailey very quickly, now the country's large and small Bailey bridge using bailey. 
  Guangdong Bailey can be used for highway bridge erection in Longmen crane girder erecting machine, basket. Combination of Bailey truss gantry crane, assembled highway bridge component assembling Longmen frame is adopted, and the span and the height of the column can be adjusted to adapt to different working site, widely used in highway, railway, municipal water conservancy construction project, construction, bridge construction, transportation, lifting prefabricated field prefabricated pier beam transport, near field construction operations.
  Guangdong Bailey welding is composed of upper and lower chords, vertical bars and diagonal rods and end of upper and lower chords are yin and Yang joint, joint has a truss connecting pin hole. The Bailey chord consists of two channel No. 10 (back-to-back) combination, the lower chord, a plurality of perforated steel plate welding, bolt holes and for reinforcing chord and double truss connections in the upper and lower chords in the chord, and is used to connect the frame four bolt holes the two hole is for double row or more connected with the truss with internode. The two holes at each end are used for cross section connections. Multiple rows of Bailey beams or columns for use, must be joint support frame for reinforcement of the upper and lower sections of the bailey.
  In the lower chord, with 4 pieces of beam plate, with a tenon above, for the fixed beam in the plane of the position at the end of channel webs of the bottom chord bar is provided with two elliptical holes, for connecting rod wind. Guangdong Beilei vertical bars are used 8# steel made in the vertical bar on the bottom chord of one side of a square hole is opened, it is for the use of fixed beam beam clamp. Bailey's material is 16Mn, each frame 270kg.
  "321" steel is assembled highway steel bridge, its biggest characteristic is: the component is lightweight, easy disassembly, strong adaptability, simple tools and human can be completed quickly. It is suitable for 5 kinds of loads, such as automobile -10 class, automobile -15 class, automobile -20 class, caterpillar -50 class and Trailer -80 class. Bridge Lane is 3.7m, which can be combined into various span simply supported beam bridge in the 9m to 63m range, can construct continuous girder bridge.
  Now the face of this form of Bailey will go forward, continuous development.
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